require('dotenv').config();
const { XIAO_TOKEN, OWNERS, XIAO_PREFIX, INVITE } = process.env;
const path = require('path');
const { Intents } = require('discord.js');
const Client = require('./structures/Client');
const client = new Client({
	commandPrefix: XIAO_PREFIX,
	owner: OWNERS.split(','),
	invite: INVITE,
	disableMentions: 'everyone',
	ws: { intents: Intents.ALL }
});
const { formatNumber } = require('./util/Util');

client.registry
	.registerDefaultTypes()
	.registerTypesIn(path.join(__dirname, 'types'))
	.registerGroups([
		['util-public', 'Utility'],
		['util', 'Utility (Owner)'],
		['info', 'Discord Information'],
		['random-res', 'Random Response'],
		['random-img', 'Random Image'],
		['random-seed', 'Seeded Randomizers'],
		['single', 'Single Response'],
		['auto', 'Automatic Response'],
		['events', 'Events'],
		['search', 'Search'],
		['analyze', 'Analyzers'],
		['games-sp', 'Single-Player Games'],
		['games-mp', 'Multi-Player Games'],
		['edit-image', 'Image Manipulation'],
		['edit-avatar', 'Avatar Manipulation'],
		['edit-meme', 'Meme Generators'],
		['edit-text', 'Text Manipulation'],
		['edit-number', 'Number Manipulation'],
		['voice', 'Voice-Based'],
		['phone', 'Phone'],
		['other', 'Other'],
		['roleplay', 'Roleplay']
	])
	.registerDefaultCommands({
		help: false,
		ping: false,
		prefix: false,
		commandState: false,
		unknownCommand: false
	})
	.registerCommandsIn(path.join(__dirname, 'commands'));

client.on('ready', () => {
	client.logger.info(`[READY] Logged in as ${client.user.tag}! ID: ${client.user.id}`);

	// Push client-related activities
	client.activities.push(
		{ text: () => `${formatNumber(client.guilds.cache.size)} servers`, type: 'WATCHING' },
		{ text: () => `with ${formatNumber(client.registry.commands.size)} commands`, type: 'PLAYING' },
		{ text: () => `${formatNumber(client.channels.cache.size)} channels`, type: 'WATCHING' }
	);

	// Interval to change activity every minute
	client.setInterval(() => {
		const activity = client.activities[Math.floor(Math.random() * client.activities.length)];
		const text = typeof activity.text === 'function' ? activity.text() : activity.text;
		client.user.setActivity(text, { type: activity.type });
	}, 60000);

	// Set up meme poster interval
	if (client.memePoster) {
		client.setInterval(async () => {
			try {
				const post = await client.memePoster.fetchRandomPost(false);
				await client.memePoster.post(post);
			} catch (err) {
				client.logger.error(err);
			}
		}, client.memePoster.postInterval);
	}

	// Import command-leaderboard.json
	try {
		const results = client.importCommandLeaderboard();
		if (!results) client.logger.error('[LEADERBOARD] command-leaderboard.json is not formatted correctly.');
	} catch (err) {
		client.logger.error(`[LEADERBOARD] Could not parse command-leaderboard.json:\n${err.stack}`);
	}

	// Export command-leaderboard.json every 30 minutes
	client.setInterval(() => {
		try {
			client.exportCommandLeaderboard();
		} catch (err) {
			client.logger.error(`[LEADERBOARD] Failed to export command-leaderboard.json:\n${err.stack}`);
		}
	}, 1.8e+6);
});

client.on('message', async msg => {
	const hasText = Boolean(msg.content);
	const hasImage = msg.attachments.size !== 0;
	const hasEmbed = msg.embeds.length !== 0;
	if (msg.author.bot || (!hasText && !hasImage && !hasEmbed)) return;
	const origin = client.phone.find(call => call.origin.id === msg.channel.id);
	const recipient = client.phone.find(call => call.recipient.id === msg.channel.id);
	if (!origin && !recipient) return;
	const call = origin || recipient;
	if (!call.ownerOrigin && (!msg.channel.topic || !msg.channel.topic.includes('<xiao:phone>'))) return;
	if (!call.active) return;
	if (call.ownerOrigin && msg.guild.id === call.origin.guild.id && !client.isOwner(msg.author)) return;
	try {
		await call.send(origin ? call.recipient : call.origin, msg, hasText, hasImage, hasEmbed);
	} catch {
		return; // eslint-disable-line no-useless-return
	}
});

client.on('guildCreate', async guild => {
	if (!guild.systemChannel || !guild.systemChannel.permissionsFor(client.user).has('SEND_MESSAGES')) return;
	try {
		const usage = client.registry.commands.get('help').usage();
		await guild.systemChannel.send(`Hi! I'm Xiao, use ${usage} to see my commands, yes?`);
	} catch {
		return; // eslint-disable-line no-useless-return
	}
});

client.on('guildMemberRemove', async member => {
	if (member.id === client.user.id) return null;
	const channel = member.guild.systemChannel;
	if (!channel || !channel.permissionsFor(client.user).has('SEND_MESSAGES')) return null;
	if (channel.topic && channel.topic.includes('<xiao:disable-leave>')) return null;
	try {
		const leaveMessage = client.leaveMessages[Math.floor(Math.random() * client.leaveMessages.length)];
		await channel.send(leaveMessage.replace(/{{user}}/gi, `**${member.user.tag}**`));
		return null;
	} catch {
		return null;
	}
});

client.on('disconnect', event => {
	client.logger.error(`[DISCONNECT] Disconnected with code ${event.code}.`);
	client.exportCommandLeaderboard();
	process.exit(0);
});

client.on('error', err => client.logger.error(err.stack));

client.on('warn', warn => client.logger.warn(warn));

client.on('commandRun', command => {
	if (command.uses === undefined) return;
	command.uses++;
});

client.on('commandError', (command, err) => client.logger.error(`[COMMAND:${command.name}]\n${err.stack}`));

client.login(XIAO_TOKEN);